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Masanori Koshiba

Masanori Koshiba

D-Index & Metrics

Physics

D-Index
77
Citations
22039
World Ranking
3233
National Ranking
114

Research.com Recognitions

  • 2005 - OSA Fellows For contributions to the design and modeling of photonic crystal devices, circuits, and fibers
  • 2003 - IEEE Fellow For contributions to the modeling of optical wave propagation in photonics devices.

Overview

Masanori Koshiba is affiliated with Hokkaido University in Japan and specializes in fields related to Electrical and Electronic Engineering within the broader area of Engineering. Their research covers various aspects of optical technologies and photonics.

The main topics of Koshiba's work include:

  • Optical Network Technologies
  • Semiconductor Lasers and Optical Devices
  • Advanced Optical Network Technologies
  • Advanced Photonic Communication Systems
  • Photonic Crystal and Fiber Optics
  • Advanced Fiber Optic Sensors

Significant publications by Koshiba include:

  • "Behavior of intercore crosstalk in square-layout uncoupled four-core fibers," 2022, published in IEICE Electronics Express
  • "Physical interpretation of intercore crosstalk in multicore fiber: effects of macrobend, structure fluctuation, and microbend: comment," 2023, published in Optics Express
  • "" (translates roughly to "There is no waste in research: Returning to basics!"), 2020, published in Denshi Jouhou Tsuushin Gakkai Tsuushin Sosaieti magajin/B-plus/Denshi Jouhou Tsuushin Gakkai Tsuushin Sosaeti magajin

Koshiba frequently collaborates with other researchers, including:

  • Yasuo Kokubun
  • Katsuhiro Takenaga
  • Shoichiro Matsuo
  • Kunimasa Saitoh
  • Mayu Nakagawa

The primary venues where Koshiba publishes their research are:

  • IEICE Electronics Express
  • Optics Express
  • OPAL (Open@LaTrobe) (La Trobe University)
  • Denshi Jouhou Tsuushin Gakkai Tsuushin Sosaieti magajin/B-plus/Denshi Jouhou Tsuushin Gakkai Tsuushin Sosaeti magajin

Awards received by Koshiba include recognition as an OSA Fellow in 2005 for contributions to the design and modeling of photonic crystal devices, circuits, and fibers, and IEEE Fellow in 2003 for contributions to the modeling of optical wave propagation in photonics devices.

Best Publications

  • Chromatic dispersion control in photonic crystal fibers: application to ultra-flattened dispersion

    Kunimasa Saitoh;M Koshiba;T Hasegawa;E Sasaoka

  • Full-vectorial imaginary-distance beam propagation method based on a finite element scheme: application to photonic crystal fibers

    K. Saitoh;M. Koshiba

  • Analytical Expression of Average Power-Coupling Coefficients for Estimating Intercore Crosstalk in Multicore Fibers

    Masanori Koshiba;Kunimasa Saitoh;Katsuhiro Takenaga;Shoichiro Matsuo

  • 1.01-Pb/s (12 SDM/222 WDM/456 Gb/s) Crosstalk-managed Transmission with 91.4-b/s/Hz Aggregate Spectral Efficiency

    Hidehiko Takara;Akihide Sano;Takayuki Kobayashi;Hirokazu Kubota

  • Wavelength division multiplexing and demultiplexing with photonic crystal waveguide couplers

    M. Koshiba

  • Heterogeneous multi-core fibers: proposal and design principle

    Masanori Koshiba;Kunimasa Saitoh;Yasuo Kokubun

  • Numerical modeling of photonic crystal fibers

    K. Saitoh;M. Koshiba

  • Design of a Compact Two-Mode Multi/Demultiplexer Consisting of Multimode Interference Waveguides and a Wavelength-Insensitive Phase Shifter for Mode-Division Multiplexing Transmission

    T. Uematsu;Y. Ishizaka;Y. Kawaguchi;K. Saitoh

  • Single-polarization single-mode photonic crystal fibers

    K. Saitoh;M. Koshiba

  • Empirical relations for simple design of photonic crystal fibers.

    Kunimasa Saitoh;Masanori Koshiba

  • Leakage loss and group velocity dispersion in air-core photonic bandgap fibers

    Kunimasa Saitoh;Masanori Koshiba

  • Highly nonlinear dispersion-flattened photonic crystal fibers for supercontinuum generation in a telecommunication window.

    Kunimasa Saitoh;Masanori Koshiba

  • Coupling characteristics of dual-core photonic crystal fiber couplers

    Kunimasa Saitoh;Yuichiro Sato;Masanori Koshiba

  • Multi-core fiber design and analysis: coupled-mode theory and coupled-power theory

    Masanori Koshiba;Kunimasa Saitoh;Katsuhiro Takenaga;Shoichiro Matsuo

  • Curvilinear hybrid edge/nodal elements with triangular shape for guided-wave problems

    M. Koshiba;Y. Tsuji

  • Time-domain beam propagation method and its application to photonic crystal circuits

    M. Koshiba;Y. Tsuji;M. Hikari

  • Ultra-flattened chromatic dispersion controllability using a defected-core photonic crystal fiber with low confinement losses.

    Kunimasa Saitoh;Nikolaos Florous;Masanori Koshiba

  • A Comprehensive Analysis of

    Nabil Osman;Masanori Koshiba;Ryosaku Kaji

  • Reduction of crosstalk by trench-assisted multi-core fiber

    K. Takenaga;Y. Arakawa;S. Tanigawa;N. Guan

  • Applicability of classical optical fiber theories to holey fibers

    Masanori Koshiba;Kunimasa Saitoh

Frequent Co-Authors

Kunimasa Saitoh
Kunimasa Saitoh Hokkaido University
Shoichiro Matsuo
Shoichiro Matsuo Fujikura (Japan)
Katsuhiro Takenaga
Katsuhiro Takenaga Fujikura (United States)
Takeshi Fujisawa
Takeshi Fujisawa Hokkaido University
Maksim Skorobogatiy
Maksim Skorobogatiy Polytechnique Montréal
Stefano Selleri
Stefano Selleri University of Parma
Keiji Sasaki
Keiji Sasaki Hokkaido University
Luca Vincetti
Luca Vincetti University of Modena and Reggio Emilia
Toshio Morioka
Toshio Morioka Technical University of Denmark
Yasuo Kokubun
Yasuo Kokubun Yokohama National University

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